On Windows 11, the Microsoft ... app will open on the "Virus & threat protection" page to view the scan result and additional information (if applicable). To scan files manually through Windows ...

To fix many File Explorer issues, open to Task Manager > Processes, right-click Windows Explorer, and choose "Restart." You can open File Explorer Options window ... with a virus or malware.

If an app has been flagged by the in-built antivirus in Windows 11/0 and you want to allow blocked files or apps in Windows ... It opens a window where you can find all the blocked apps.